diff --git a/mrp_production_real_cost/models/mrp_production.py b/mrp_production_real_cost/models/mrp_production.py
index bfe7c544c..4db8a082a 100644
--- a/mrp_production_real_cost/models/mrp_production.py
+++ b/mrp_production_real_cost/models/mrp_production.py
@@ -36,10 +36,19 @@ class MrpProduction(models.Model):
         self.real_cost = self.calc_mrp_real_cost()
         self.unit_real_cost = self.real_cost / self.product_qty
 
+    @api.one
+    @api.depends('avg_cost', 'real_cost')
+    def get_percentage_difference(self):
+        self.percentage_difference = 0
+        if self.avg_cost and self.real_cost:
+            self.percentage_difference = (self.real_cost * 100 / self.avg_cost)
+
     real_cost = fields.Float("Total Real Cost", compute="get_real_cost",
                              store=True)
     unit_real_cost = fields.Float("Unit Real Cost", compute="get_real_cost",
                                   store=True)
+    percentage_difference = fields.Float(
+        "% difference", compute="get_percentage_difference", store=True)
 
     @api.multi
     def action_production_end(self):
diff --git a/mrp_production_real_cost/views/mrp_production_view.xml b/mrp_production_real_cost/views/mrp_production_view.xml
index 8cfbeff95..22d455b50 100644
--- a/mrp_production_real_cost/views/mrp_production_view.xml
+++ b/mrp_production_real_cost/views/mrp_production_view.xml
@@ -12,5 +12,16 @@
                 </field>
             </field>
         </record>
+        <record id="mrp_production_tree_view_inh_realcost" model="ir.ui.view">
+            <field name="name">mrp.production.tree.view.inh.realcost</field>
+            <field name="model">mrp.production</field>
+            <field name="inherit_id" ref="mrp_production_project_estimated_cost.mrp_production_tree_view_inh_estimatedcost"/>
+            <field name="arch" type="xml">
+                <field name="avg_cost" position="after">
+                    <field name="real_cost" />
+                    <field name="percentage_difference" />
+                </field>
+            </field>
+        </record>
     </data>
 </openerp>